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Find the right product

for your gas detection needs

All Accessories

Tetra 3

The Tetra:3 multigas monitor is a compact, robust and easy-to-use diffusion based detector. Single button operation, small size and clear top-mounted display make it a favourite in the market amongst those working in demanding industrial environments, such as those in the water, telecoms, food, brewing or hydrocarbons sectors.

Overview

Gases include the most common four (carbon monoxide, methane, oxygen and hydrogen sulphide), but also an expanded range: ammonia, ozone, sulphur dioxide, H2 filtered CO (for steel plants) and IR carbon dioxide (for safe area use only).

RS232 connection from interface module in charger
RS232/USB converter available

Calibration

Can be routinely calibrated using Portables PC software or Crowcon Checkbox IMH

Charging

Single way drop-in charger with UK, EU or US plug or in-line 110V/220V supply
Single way drop-in charger with options as above including PC interface
5 way multi-charger with universal power supply
Vehicle adapter for in-vehicle charging
Universal charger for vehicle, wall and desk mounting with a multi-region plug (supplied with EU/UK/US/Australian inserts) and status indication

Gases and Ranges

Ranges and alarms vary by country and application; these can be configured as required. Each channel can have two instantaneous alarms. Toxic channels also have TWA alarms. Flammable gas calibration is available for methane, propane, butane, pentane, hydrogen and ethylene as standard.

Gas

Range

Typical Alarms

Flammable

0-100% LEL

20%

Oxygen

0-25%

19/23.5%

Hydrogen sulphide (H2S)

0-100ppm

5ppm

Carbon monoxide (CO)

1-500ppm

30ppm

Sulpher dioxide (SO2)

0-20ppm

1ppm

Ozone (O3)

0-1ppm

0.1ppm

Ammonia (NH3)

0-100ppm

25ppm

*Carbon dioxide (CO2)

0-5%

0.5ppm

* T3 is available in a safe area CO2 version offering 0-5% carbon dioxide measurement.

The CO2 sensor replaces the flammable option and can be supplied with oxygen and toxic sensors.

Accessories

Accessories

Below is a small selection of the accessories available for the Crowcon All Accessories. For a full list please call 01235 557700 or Contact Us.